VGalaxies commented on code in PR #12138:
URL: https://github.com/apache/iotdb/pull/12138#discussion_r1533233527


##########
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/manager/subscription/SubscriptionCoordinator.java:
##########
@@ -72,10 +74,12 @@ public SubscriptionInfo getSubscriptionInfo() {
 
   /////////////////////////////// Lock ///////////////////////////////
 
-  public AtomicReference<SubscriptionInfo> tryLock() {
-    if (coordinatorLock.tryLock()) {
+  public Pair<AtomicReference<SubscriptionInfo>, 
AtomicReference<PipeTaskInfo>> tryLock() {
+    AtomicReference<PipeTaskInfo> pipeTaskInfoHolder = 
pipeTaskCoordinator.tryLock();
+
+    if (Objects.nonNull(pipeTaskInfoHolder)) {
       subscriptionInfoHolder = new AtomicReference<>(subscriptionInfo);
-      return subscriptionInfoHolder;
+      return new Pair<>(subscriptionInfoHolder, pipeTaskInfoHolder);

Review Comment:
   TODO: refactor



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